PHP | ArrayObject count() Function

Last Updated : 27 Sep, 2019
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The ArrayObject::count() function is an inbuilt function in PHP which is used to get the number of public properties in the ArrayObject. Syntax: 
int ArrayObject::count( void )
Parameters: This function does not accept any parameters. Return Value: This function returns the number of public properties in the ArrayObject. Below programs illustrate the ArrayObject::count() function in PHP: Program 1: php 
<?php 
// PHP program to illustrate the 
// ArrayObject::count() function 

// Declare an array and convert it
// into array object
$arrObject = new ArrayObject(
    array('Geeks', 'for', 'Geeks')
); 

// Use ArrayObject::count() function
// to count the number of public
// properties in the ArrayObject
$count = $arrObject->count(); 

print_r($count); 

?>
Output: 
3
Program 2: php 
<?php 
// PHP program to illustrate the 
// ArrayObject::count() function 

// Declare an associative array
$arr = array(
    "a" => "Welcome",
    "b" => "to", 
    "c" => "GeeksforGeeks"
); 

// Create into array object 
$arrObject = new ArrayObject($arr); 

// Use ArrayObject::count() function
// to count the number of public
// properties in the ArrayObject
$count = $arrObject->count(); 

print_r($count); 

?>
Output: 
3
Reference: https://www.php.net/manual/en/arrayobject.count.php

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